1. makes or becomes less tight, firm, or secure
2. makes or becomes less strict or rigid

Examples

• She loosens her tie after work.
• The mechanic loosens the bolts with a wrench.
• Hot water loosens the stuck lid.
• Exercise loosens tight muscles.
• The teacher loosens the classroom rules on Friday.
• Time loosens the grip of painful memories.
• The soil loosens after the rain.